/*
 * Copyright 2010 Henry Coles
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); 
 * you may not use this file except in compliance with the License. 
 * You may obtain a copy of the License at 
 * 
 * http://www.apache.org/licenses/LICENSE-2.0 
 * 
 * Unless required by applicable law or agreed to in writing, 
 * software distributed under the License is distributed on an "AS IS" BASIS, 
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
 * See the License for the specific language governing permissions and limitations under the License. 
 */
package org.pitest.internal;

import java.io.IOException;

import org.pitest.functional.Option;
import org.pitest.internal.classloader.OtherClassLoaderClassPathRoot;
import org.pitest.util.Unchecked;

public class ClassloaderByteArraySource implements ClassByteArraySource {

  private final ClassPath cp;

  public ClassloaderByteArraySource(final ClassLoader loader) {
    this.cp = new ClassPath(new OtherClassLoaderClassPathRoot(loader));
  }

  public Option<byte[]> apply(final String classname) {
    try {
      return Option.some(this.cp.getClassData(classname));
    } catch (final IOException ex) {
      throw Unchecked.translateCheckedException(ex);
    }
  }

}
